16550820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1$

素因数の和:682

約数の個数: 144

約数和(自身を含む): 59072832

約数和(自身を除く): 42522012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 643, 660, 715, 780, 858, 990, 1170, 1286, 1287, 1430, 1716, 1929, 1980, 2145, 2340, 2572, 2574, 2860, 3215, 3858, 4290, 5148, 5787, 6430, 6435, 7073, 7716, 8359, 8580, 9645, 11574, 12860, 12870, 14146, 16718, 19290, 21219, 23148, 25077, 25740, 28292, 28935, 33436, 35365, 38580, 41795, 42438, 50154, 57870, 63657, 70730, 75231, 83590, 84876, 91949, 100308, 106095, 115740, 125385, 127314, 141460, 150462, 167180, 183898, 212190, 250770, 254628, 275847, 300924, 318285, 367796, 376155, 424380, 459745, 501540, 551694, 636570, 752310, 827541, 919490, 1103388, 1273140, 1379235, 1504620, 1655082, 1838980, 2758470, 3310164, 4137705, 5516940, 8275410, 16550820]

約数ペア:

[(1, 16550820), (2, 8275410), (3, 5516940), (4, 4137705), (5, 3310164), (6, 2758470), (9, 1838980), (10, 1655082), (11, 1504620), (12, 1379235), (13, 1273140), (15, 1103388), (18, 919490), (20, 827541), (22, 752310), (26, 636570), (30, 551694), (33, 501540), (36, 459745), (39, 424380), (44, 376155), (45, 367796), (52, 318285), (55, 300924), (60, 275847), (65, 254628), (66, 250770), (78, 212190), (90, 183898), (99, 167180), (110, 150462), (117, 141460), (130, 127314), (132, 125385), (143, 115740), (156, 106095), (165, 100308), (180, 91949), (195, 84876), (198, 83590), (220, 75231), (234, 70730), (260, 63657), (286, 57870), (330, 50154), (390, 42438), (396, 41795), (429, 38580), (468, 35365), (495, 33436), (572, 28935), (585, 28292), (643, 25740), (660, 25077), (715, 23148), (780, 21219), (858, 19290), (990, 16718), (1170, 14146), (1286, 12870), (1287, 12860), (1430, 11574), (1716, 9645), (1929, 8580), (1980, 8359), (2145, 7716), (2340, 7073), (2572, 6435), (2574, 6430), (2860, 5787), (3215, 5148), (3858, 4290)]